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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef NET_SPDY_SPDY_HTTP_UTILS_H_
      6 #define NET_SPDY_SPDY_HTTP_UTILS_H_
      7 
      8 #include "net/base/net_export.h"
      9 #include "net/base/request_priority.h"
     10 #include "net/spdy/spdy_framer.h"
     11 #include "net/spdy/spdy_header_block.h"
     12 #include "net/spdy/spdy_protocol.h"
     13 #include "url/gurl.h"
     14 
     15 namespace net {
     16 
     17 class HttpResponseInfo;
     18 struct HttpRequestInfo;
     19 class HttpRequestHeaders;
     20 
     21 // Convert a SpdyHeaderBlock into an HttpResponseInfo.
     22 // |headers| input parameter with the SpdyHeaderBlock.
     23 // |response| output parameter for the HttpResponseInfo.
     24 // Returns true if successfully converted.  False if the SpdyHeaderBlock is
     25 // incomplete (e.g. missing 'status' or 'version').
     26 bool SpdyHeadersToHttpResponse(const SpdyHeaderBlock& headers,
     27                                SpdyMajorVersion protocol_version,
     28                                HttpResponseInfo* response);
     29 
     30 // Create a SpdyHeaderBlock for a Spdy SYN_STREAM Frame from
     31 // HttpRequestInfo and HttpRequestHeaders.
     32 void NET_EXPORT_PRIVATE CreateSpdyHeadersFromHttpRequest(
     33     const HttpRequestInfo& info,
     34     const HttpRequestHeaders& request_headers,
     35     SpdyHeaderBlock* headers,
     36     SpdyMajorVersion protocol_version,
     37     bool direct);
     38 
     39 // Returns the URL associated with the |headers| by assembling the
     40 // scheme, host and path from the protocol specific keys.
     41 GURL GetUrlFromHeaderBlock(const SpdyHeaderBlock& headers,
     42                            SpdyMajorVersion protocol_version,
     43                            bool pushed);
     44 
     45 // Returns true if the value of this header should be displayed.
     46 NET_EXPORT_PRIVATE bool ShouldShowHttpHeaderValue(
     47     const std::string& header_name);
     48 
     49 NET_EXPORT_PRIVATE SpdyPriority ConvertRequestPriorityToSpdyPriority(
     50     RequestPriority priority,
     51     SpdyMajorVersion protocol_version);
     52 
     53 NET_EXPORT_PRIVATE RequestPriority ConvertSpdyPriorityToRequestPriority(
     54     SpdyPriority priority,
     55     SpdyMajorVersion protocol_version);
     56 
     57 }  // namespace net
     58 
     59 #endif  // NET_SPDY_SPDY_HTTP_UTILS_H_
     60